Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/test/Transforms/LICM/argmemonly-call.ll

@@ -1,70 +0,0 @@
-; RUN: opt -S -basicaa -licm %s | FileCheck %s
-; RUN: opt -aa-pipeline=basic-aa -passes='require<aa>,require<targetir>,require<scalar-evolution>,require<opt-remark-emit>,loop(licm)' < %s -S | FileCheck %s
-declare i32 @foo() readonly argmemonly nounwind
-declare i32 @foo2() readonly nounwind
-declare i32 @bar(i32* %loc2) readonly argmemonly nounwind
-
-define void @test(i32* %loc) {
-; CHECK-LABEL: @test
-; CHECK: @foo
-; CHECK-LABEL: loop:
-  br label %loop
-
-loop:
-  %res = call i32 @foo()
-  store i32 %res, i32* %loc
-  br label %loop
-}
-
-; Negative test: show argmemonly is required
-define void @test_neg(i32* %loc) {
-; CHECK-LABEL: @test_neg
-; CHECK-LABEL: loop:
-; CHECK: @foo
-  br label %loop
-
-loop:
-  %res = call i32 @foo2()
-  store i32 %res, i32* %loc
-  br label %loop
-}
-
-define void @test2(i32* noalias %loc, i32* noalias %loc2) {
-; CHECK-LABEL: @test2
-; CHECK: @bar
-; CHECK-LABEL: loop:
-  br label %loop
-
-loop:
-  %res = call i32 @bar(i32* %loc2)
-  store i32 %res, i32* %loc
-  br label %loop
-}
-
-; Negative test: %might clobber gep
-define void @test3(i32* %loc) {
-; CHECK-LABEL: @test3
-; CHECK-LABEL: loop:
-; CHECK: @bar
-  br label %loop
-
-loop:
-  %res = call i32 @bar(i32* %loc)
-  %gep = getelementptr i32, i32 *%loc, i64 1000000
-  store i32 %res, i32* %gep
-  br label %loop
-}
-
-
-; Negative test: %loc might alias %loc2
-define void @test4(i32* %loc, i32* %loc2) {
-; CHECK-LABEL: @test4
-; CHECK-LABEL: loop:
-; CHECK: @bar
-  br label %loop
-
-loop:
-  %res = call i32 @bar(i32* %loc2)
-  store i32 %res, i32* %loc
-  br label %loop
-}